diff --git a/Gemfile.lock b/Gemfile.lock
index 56acb1e..33c8517 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -143,7 +143,7 @@ GEM
       sprockets (>= 3.0.0)
     thor (1.1.0)
     thread_safe (0.3.6)
-    tzinfo (1.2.9)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     warden (1.2.9)
       rack (>= 2.0.9)